package com.jieshuibao.common.utils;

import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;

public class Md5Util {

    public static String Md5(String plainText) {
        String afterStr = null;
        try {
            MessageDigest md = MessageDigest.getInstance("MD5");
            md.update(plainText.getBytes());
            byte b[] = md.digest();
            int i;
            StringBuffer buf = new StringBuffer("");
            for (int offset = 0; offset < b.length; offset++) {
                i = b[offset];
                if (i < 0)
                    i += 256;
                if (i < 16)
                    buf.append("0");
                buf.append(Integer.toHexString(i));
            }
            afterStr = buf.toString();
        } catch (NoSuchAlgorithmException e) {
            e.printStackTrace();
        }
        return afterStr;
    }
    
    public static void main(String[] args) {
//		String pwd = Md5("jieshuibao1114");
		String pwd = Md5("admin");
		System.out.println(pwd);
	}
}
